CentOS 8启用BBR

其实CentOS 8内核版本已经高于4.1,因此我们无需再更新内核,直接开启就可以了
写入配置到/etc/sysctl.conf,并加载生效:

echo "net.core.default_qdisc=fq" >> /etc/sysctl.conf
echo "net.ipv4.tcp_congestion_control=bbr" >> /etc/sysctl.conf
sysctl -p

检查BBR加载状态:

sysctl -n net.ipv4.tcp_congestion_control
lsmod | grep bbr

Discuz! X3.4论坛标题字数突破80的限制解决方法

在玩论坛的站长朋友,每次发文章标题都受字数的限制,一直找不到解决的办法,此教程为云墨亲自测试的经验总结,今天就分享给大家。
下面由源码专家技术分享解决标题限制80字符方法步骤:
一、数据库修改;
二、修改JS验证字符数文件;
三、修改模板中写死的字符限制数;
四,修改函数验证文件; 继续阅读

网站黑白滤镜

<style type="text/css"> html { filter: grayscale(100%); -webkit-filter: grayscale(100%); -moz-filter: grayscale(100%); -ms-filter: grayscale(100%); -o-filter: grayscale(100%); -webkit-filter: grayscale(1); } </style>

网站添加春节灯笼代码

HTML代码

<script src="/js/denglong.js"></script>
<div class="j-china-lantern"><div class="lantern__warpper"><div class="lantern__box"><div class="lantern__line"></div><div class="lantern__circle"><div class="lantern__ellipse"><div class="lantern__text">元</div></div></div><div class="lantern__tail"><div class="lantern__rect"></div><div class="lantern__junction"></div></div></div></div><div class="lantern__warpper lantern__secondary"><div class="lantern__box"><div class="lantern__line"></div><div class="lantern__circle"><div class="lantern__ellipse"><div class="lantern__text">旦</div></div></div><div class="lantern__tail"><div class="lantern__rect"></div><div class="lantern__junction"></div></div></div></div></div>

js代码(保存为文件,按目录调用)

/*!
 * china-lantern v1.6.0
 * (c) 2020-2021 fz6m
 * Released under the MIT License.
 */
!function(t){"function"==typeof define&&define.amd?define(t):t()}((function(){"use strict";!function(t,e){void 0===e&&(e={});var n=e.insertAt;if(t&&"undefined"!=typeof document){var r=document.head||document.getElementsByTagName("head")[0],a=document.createElement("style");a.type="text/css","top"===n&&r.firstChild?r.insertBefore(a,r.firstChild):r.appendChild(a),a.styleSheet?a.styleSheet.cssText=t:a.appendChild(document.createTextNode(t))}}('@charset "UTF-8";.lantern__warpper{position:fixed;top:12px;left:40px;pointer-events:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;z-index:999}.lantern__warpper.lantern__secondary{left:calc(100% - 130px)}.lantern__warpper.lantern__secondary .lantern__box{-webkit-animation-duration:3s;animation-duration:3s}.lantern__box{position:relative;display:inline-block;width:90px;height:70px;background:rgba(216,0,15,.8);border-radius:50% 50%;animation:lantern-swing 3s ease-in-out infinite alternate-reverse;-webkit-transform-origin:50% -70px;-ms-transform-origin:50% -70px;transform-origin:50% -70px;-webkit-box-shadow:-5px 5px 50px 4px #fa6c00;box-shadow:-5px 5px 50px 4px #fa6c00}.lantern__box:after,.lantern__box:before{content:"";position:absolute;height:8px;width:45px;left:50%;border:1px solid #dc8f03;background:-webkit-gradient(linear,left top,right top,from(#dc8f03),color-stop(orange),color-stop(#dc8f03),color-stop(orange),to(#dc8f03));background:-o-linear-gradient(left,#dc8f03,orange,#dc8f03,orange,#dc8f03);background:linear-gradient(90deg,#dc8f03,orange,#dc8f03,orange,#dc8f03)}.lantern__box:before{top:0;border-radius:5px 5px 0 0;-webkit-transform:translate(-50%,-50%);-ms-transform:translate(-50%,-50%);transform:translate(-50%,-50%)}.lantern__box:after{bottom:0;border-radius:0 0 5px 5px;-webkit-transform:translate(-50%,50%);-ms-transform:translate(-50%,50%);transform:translate(-50%,50%)}.lantern__line{position:absolute;width:2px;height:12px;top:0;left:50%;-webkit-transform:translate(-50%,-100%);-ms-transform:translate(-50%,-100%);transform:translate(-50%,-100%);background:#dc8f03}.lantern__circle{width:80%;-webkit-box-sizing:border-box;box-sizing:border-box}.lantern__circle,.lantern__circle .lantern__ellipse{height:100%;margin:0 auto;border-radius:50%;border:2px solid #dc8f03}.lantern__circle .lantern__ellipse{width:50%}.lantern__circle .lantern__text{font-family:鍗庢枃琛屾シ,Microsoft YaHei,sans-serif;font-size:24.3px;color:#dc8f03;font-weight:700;line-height:66px;text-align:center}.lantern__tail{position:relative;width:4px;height:12px;margin:0 auto;animation:lantern-swing 4s ease-in-out infinite alternate-reverse;background:orange;border-radius:0 0 5px 5px}.lantern__tail .lantern__junction{position:absolute;top:0;left:50%;width:8px;height:8px;-webkit-transform:translate(-50%,8.4px);-ms-transform:translate(-50%,8.4px);transform:translate(-50%,8.4px);background:#e69603;border-radius:50%}.lantern__tail .lantern__rect{position:absolute;top:0;left:50%;-webkit-transform:translate(-50%,10.8px);-ms-transform:translate(-50%,10.8px);transform:translate(-50%,10.8px);width:8px;height:24px;background:orange;border-radius:5px 5px 0 5px}@-webkit-keyframes lantern-swing{0%{-webkit-transform:rotate(-8deg);transform:rotate(-8deg)}to{-webkit-transform:rotate(8deg);transform:rotate(8deg)}}@keyframes lantern-swing{0%{-webkit-transform:rotate(-8deg);transform:rotate(-8deg)}to{-webkit-transform:rotate(8deg);transform:rotate(8deg)}}@media (max-width:460px){.lantern__warpper{top:8px;left:30px}.lantern__warpper.lantern__secondary{left:calc(100% - 80px)}.lantern__box{width:50px;height:40px;-webkit-transform-origin:50% -40px;-ms-transform-origin:50% -40px;transform-origin:50% -40px;-webkit-box-shadow:-5px 5px 50px -1px #fa6c00;box-shadow:-5px 5px 50px -1px #fa6c00}.lantern__box:after,.lantern__box:before{height:4px;width:25px}.lantern__line{width:2px;height:8px}.lantern__circle .lantern__text{font-size:13.5px;line-height:38px}.lantern__tail{width:4px;height:8px}.lantern__tail .lantern__junction{width:8px;height:8px;-webkit-transform:translate(-50%,5.6px);-ms-transform:translate(-50%,5.6px);transform:translate(-50%,5.6px)}.lantern__tail .lantern__rect{-webkit-transform:translate(-50%,7.2px);-ms-transform:translate(-50%,7.2px);transform:translate(-50%,7.2px);width:8px;height:16px}}');var t;(t=document.createElement("div")).className="j-china-lantern",t.innerHTML='<div class="lantern__warpper"><div class="lantern__box"><div class="lantern__line"></div><div class="lantern__circle"><div class="lantern__ellipse"><div class="lantern__text">春</div></div></div><div class="lantern__tail"><div class="lantern__rect"></div><div class="lantern__junction"></div></div></div></div><div class="lantern__warpper lantern__secondary"><div class="lantern__box"><div class="lantern__line"></div><div class="lantern__circle"><div class="lantern__ellipse"><div class="lantern__text">节</div></div></div><div class="lantern__tail"><div class="lantern__rect"></div><div class="lantern__junction"></div></div></div></div>',document.body.appendChild(t)}));

 

Win10彻底关闭自动更新方法

win10彻底关闭自动更新方法步骤:

由于win10自动更新非常顽固,所以我们要从多个地方下手才能永久关闭其自动更新,别怕麻烦,跟着下面的步骤一步步操作。

一、禁用Windows Update服务

1、同时按下键盘 Win + R,打开运行对话框,然后输入命令 services.msc ,点击下方的“确定”打开服务。

2、找到 Windows Update 这一项,并双击打开。

3、双击打开它,点击“停止”,把启动类型选为“禁用”,最后点击应用。 继续阅读